Find your way out of the room with four corners, it is not always an easy task. If you do not believe, you can try your hand at this game and play a real puzzle. To do this you need to find a way out of their room, the output you see always, but on your way will stand boxes that need to move to different corners, and make it so that the passage to the door was open and you could walk through. When you pass the level, after will be even more difficult, so include the brain and forth.